@media only screen and (max-width: 640px) {
  table#customer {
    th:nth-child(4),
    td:nth-child(4),
    th:nth-child(5),
    td:nth-child(5),
    td:nth-child(6),
    th:nth-child(6){display: none;}
  }

  /* ref: http://elvery.net/demo/responsive-tables/#no-more-tables */
  #no-more-tables, #no-more-tables2, table.no-more-tables {
    /* Force table to not be like tables anymore */
    table,
    thead,
    tbody,
    th,
    td,
    tr {
      display: block;
    }

    /* Hide table headers (but not display: none;, for accessibility) */
    thead tr {
      position: absolute;
      top: -9999px;
      left: -9999px;
    }

    thread tr th {
    }

    tr { border: 1px solid #ccc; }

    td {
      /* Behave  like a "row" */
      border: none;
      border-bottom: 1px solid #eee;
      position: relative;
      padding-left: 50%;
      white-space: normal;
      text-align:left;
      min-height: 35px;
    }

    td:before {
      /* Now like a table header */
      position: absolute;
      /* Top/left values mimic padding */
      top: 6px;
      left: 6px;
      width: 45%;
      padding-right: 10px;
      white-space: nowrap;
      text-align:left;
      font-weight: bold;
    }

    /*
    Label the data
    */
    td:before { content: attr(data-title); }
  }

}
